Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Alfonso Lopez, AGACNP

Acute Care Nurse Practitioner in Brownsville, TX · enumerated 2020.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1235745456

Verified

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Registry record

Entity type Individual (Type 1)

Name Alfonso Lopez

Credential AGACNP

Sex Male

Practice address Brownsville, TX, 78526

Phone (956) 350-7000

Enumeration date Sep 22, 2020

Last updated in NPPES Sep 22, 2020

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

363LA2100X Acute Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 1014400 (TX) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Alfonso Lopez?

The National Provider Identifier (NPI) for Alfonso Lopez is 1235745456, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alfonso Lopez practice?

The practice location on file with NPPES is in Brownsville, TX. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Edgar Moncada Surgery Physician · Brownsville, TX NPI 1356335855 Ramon Loji-Hui Emergency Medicine Physician · Brownsville, TX NPI 1841257151 Jesus Nunez Emergency Medicine Physician · Brownsville, TX NPI 1972560209 Geraldine Mullane Emergency Medicine Physician · Brownsville, TX NPI 1013975697 Columbia Valley Healthcare System, L.P. General Acute Care Hospital · Brownsville, TX NPI 1336186402 Columbia Valley Healthcare System, L.P. Ambulatory Surgical Clinic/Center · Brownsville, TX NPI 1245277318 Yesroon Patel Pediatrics Physician · Brownsville, TX NPI 1588605703 Frances Crouse Certified Registered Nurse Anesthetist · Brownsville, TX NPI 1003842600

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-09-22.